| 突扩跌坎型底流消能工突扩后立轴漩涡水力特性研究 |
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| 引用本文： | 王海军,王立辉,杨红宣. 突扩跌坎型底流消能工突扩后立轴漩涡水力特性研究[J]. 水力发电学报, 2010, 29(2) |
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| 作者姓名： | 王海军 王立辉 杨红宣 |
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| 作者单位： | 1. 昆明理工大学电力工程学院,昆明,650051
2. 云南省水利水电学校,昆明,650202 |
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| 基金项目： | 云南省自然科学基金(项目编号:2006A0018M) |
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| 摘 要： | 通过水力学试验方法,对突扩跌坎型底流消能工突扩后立轴漩涡的水力特性进行了初步研究.详细分析了立轴漩涡的形式以及其运动区域的变化,并对漩涡区邻边墙和底板处的流速特性和压力特性进行了初步分析.
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| 关 键 词： | 水力学 立轴漩涡 水力特性 流速分布 压力分布 |
Study on hydraulic characteristics of vertical vortices of a bottom- stepped energy dissipater with abrupt wall expansion |
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| WANG Haijun , WANG Lihui , YANG Hongxuan. Study on hydraulic characteristics of vertical vortices of a bottom- stepped energy dissipater with abrupt wall expansion[J]. Journal of Hydroelectric Engineering, 2010, 29(2) |
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| Authors: | WANG Haijun WANG Lihui YANG Hongxuan |
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| Affiliation: | WANG Haijun1,WANG Lihui2,YANG Hongxuan1 (1. Faculty of Electric Power Engineering,Kunming University of Science , Technology,Kunming 650051,2. Yunnan Water Resources , Hydropower School,Kunming 650202) |
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| Abstract: | This paper experimentally studies the hydraulic characteristics of the vertical vortices in an energy dissipater with a bottom step and abrupt lateral wall expansion,and presents a detailed analysis on the form of these vortices and the time variation of their poison,with discussions on the behaviors of velocity and pressure at the bottom corners of the channel. |
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| Keywords: | hydraulics vertical vortex hydraulic characteristics velocity distribution pressure distribution |
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